# Digital Speed GPS Speedometer vs LINGDU

The clearest difference is rating: Digital Speed GPS Speedometer at 4.7 against LINGDU's 2.4. Digital Speed GPS Speedometer also leads on review sentiment (61% vs 21%) and ratings volume (6K vs 54). LINGDU's advantage is in-app purchases (none vs 13) and ads (none vs shown). On price and device support there is nothing between them.

Both are free to download. Digital Speed GPS Speedometer sells 10 in-app purchases, starting at $4.99 per 7 days. LINGDU asks for nothing beyond the download.

Digital Speed GPS Speedometer holds the better App Store score, 4.7 against 2.4. That said, the two scores are not equally well evidenced: Digital Speed GPS Speedometer has 6K ratings behind it against 54, so its average is the more settled of the two. Written reviews point the same way: 61% of Digital Speed GPS Speedometer's written reviews are positive against 21% of LINGDU's.

Digital Speed GPS Speedometer ships an update every 3 weeks, LINGDU every 2 months. The most recent releases landed on October 29, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Digital Speed GPS Speedometer | LINGDU |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (6K ratings)](https://appshunter.io/ios/app/digital-speed-gps-speedometer/id1351828788/reviews)** | [2.4 (54 ratings)](https://appshunter.io/ios/app/lingdu/id1645039497/reviews) |
| Number of ratings | **6K** | 54 |
| Positive reviews | **61.1% of reviews** | 21.1% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 3 weeks** | Every 2 months |
| Monetization | Freemium | **Free** |
| Best chart rank | **#193** | — |
| Size | 82 MB | 348 MB |
| Requires iOS | 17.0 | **12.0** |
| Devices | **iPhone, iPad, Apple Watch** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [BITHAUS.TECH, UNIPESSOAL LDA](https://appshunter.io/developer/901574504) | [东莞卡卡电子科技有限公司](https://appshunter.io/developer/1140439649) |

## What reviewers say

### Digital Speed GPS Speedometer

[App page](https://appshunter.io/ios/app/digital-speed-gps-speedometer/id1351828788)

**Currently charting:** #193 Top Grossing · Navigation (US App Store)

Transform your device into a versatile GPS speedometer and trip tracker. Monitor speed, distance, and altitude during driving, cycling, or walking. Features include a heads-up display and intelligent alerts for speed limits.

**Highlights:** GPS speed tracking (MPH, KM/H, knots), Real-time trip computer, Interactive map view, Heads-Up Display (HUD) mode, Speed limit detection and alerts (PRO), G-Force acceleration analysis, Apple Music integration

**Features:** Family Sharing, Apple Watch app, Vision Pro support

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Speedometer PRO Upgrade | $4.99 | per 7 days |
| Speedometer PRO Upgrade | $9.99 | per month |
| Speedometer PRO Upgrade | $9.99 | per month |
| Speedometer PRO Upgrade | $19.99 | per year |
| Speedometer PRO Upgrade | $19.99 | per 6 months |
| Speedometer PRO Upgrade | $29.99 | per year |
| Speedometer PRO Upgrade | $29.99 | per year |
| PLUS Pack | $4.99 | one-time |
| Speedometer PRO Upgrade | $19.99 | one-time |
| Speedometer PRO Upgrade | $39.99 | one-time |

**What reviewers like**

- 🚀 Accurate
- 👍 Easy operation
- 👍 Useful for testing RC cars
- 👍 Customizable speedometer
- 👍 Tracks altitude, distance, and top speed

**What reviewers complain about**

- 🐛 Speed shows zero on trains and bullet trains
- 🔋 High battery consumption
- 💰 Expensive subscription
- 💰 Constant upgrade prompts even for paid users
- 🚫 Music integration only works with Apple Music

**Reported bugs**

- Speed not recording accurately
- Startup screen issues and glitches
- Incompatibility with certain devices and transportation modes

**Requested features**

- Integration with Google Maps or other navigation apps
- Option to change speedometer fill direction
- Support for more music streaming services
- More customization options for themes and display


### LINGDU

[App page](https://appshunter.io/ios/app/lingdu/id1645039497)

This dash camera application allows you to control your car's camera directly from your smartphone. Record live video, download footage, adjust settings, zoom, edit, and share videos. You can also view the GPS track of your recordings on a map.

**Highlights:** Live video recording control, Download videos and photos, Remote camera settings adjustment, Video zoom functionality, Video editing and sharing, GPS track viewing on map

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 👍 Camera quality is great
- 👍 Easy to connect and install
- 👍 GPS accuracy is good
- 👍 Good car security
- 👍 Clear and high quality dashcam

**What reviewers complain about**

- 🐛 App is a mess
- 🐛 Cannot see dash cam videos
- 🐛 App does not work
- 🐛 App is laggy and slow
- 🐛 Cannot access videos and photos

**Reported bugs**

- Stuck in create account interface
- Cannot see dash cam videos
- App not showing anything despite connection
- Does not connect dashcam to iPhone
- Laggy and slow performance

**Requested features**

- Add CarPlay App
- Allow use of app with camera on record mode
- Simplify settings with grid layout
- Add rewind functionality for video recordings
- Ability to completely erase certain recordings/clips


## Frequently asked questions

### Is Digital Speed GPS Speedometer free?

Digital Speed GPS Speedometer is free to download, with in-app purchases available.

### Is LINGDU free?

LINGDU is free to download, with no in-app purchases.

### Which has better reviews, Digital Speed GPS Speedometer or LINGDU?

Digital Speed GPS Speedometer is rated higher. Digital Speed GPS Speedometer averages 4.7 out of 5 from 6K ratings, while LINGDU averages 2.4 from 54 ratings.

### Do Digital Speed GPS Speedometer or LINGDU have ads?

Digital Speed GPS Speedometer shows ads; LINGDU does not.

### Which is updated more often, Digital Speed GPS Speedometer or LINGDU?

Digital Speed GPS Speedometer ships an update every 3 weeks, and LINGDU every 2 months. Most recently, Digital Speed GPS Speedometer was updated on October 29, 2026 and LINGDU on October 30, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*